Datasheet Linear Technology LTC2873IUFD#TRPBF — 数据表

LTC2873
Single-Bus RS485/RS232
MultiprotocolВ Transceiver with
Switchable Termination
Description Features
One RS485 or One RS232 Transceiver
nn 3V to 5.5V Supply Voltage
nn Up to 20Mbps RS485
nn Slew-Controlled RS232 Operation:
nn Selectable 1Mbps or 250kbps
nn Automatic Selection of Integrated RS485 (120О©)
and RS232 (5kО©) Termination Resistors
nn High ESD: В±26kV HBM
nn Logic Loopback Mode
nn 1.7V to 5.5V Logic Interface
nn Supports Up to 256 RS485 Nodes
nn RS485 Receiver Failsafe Eliminates UART Lockup
nn H-Grade Available (–40°C to 125°C)
nn Available in 24-Pin 4mm Г— 5mm QFN Package The LTCВ®2873 is a robust pin-configurable multiprotocol
transceiver that supports RS232, RS485, and RS422
protocols while operating on a single 3V to 5.5V supply.
The LTC2873 can be configured as a half-duplex RS485
transceiver or as an RS232 transceiver using the same …